Use Recovery-Provided Variable When Parsing 'async'

Author: CodaFi

lib/Parse/ParseDecl.cpp

@@ -7096,7 +7096,7 @@ ParserResult<FuncDecl> Parser::parseDeclFunc(SourceLoc StaticLoc,
   // Create the decl for the func and add it to the parent scope.
   auto *FD = FuncDecl::create(Context, StaticLoc, StaticSpelling,
                               FuncLoc, FullName, NameLoc,
-                              /*Async=*/asyncLoc.isValid(), asyncLoc,
+                              /*Async=*/isAsync, asyncLoc,
                               /*Throws=*/throwsLoc.isValid(), throwsLoc,
                               GenericParams,
                               BodyParams, FuncRetTy,